a = 10
# 'hello' 和 "hello"是完全等价的
str = "111"
str1 = '111'
nums = [1, 2, 3, 4, 55]
strs = ["1", "!11123", "fdsipofqyihfqi"]
print(type(str))
print(type(str1))
print(type(nums))
print(type(strs))

num = 0
num = input('请输入一个整数: ')
print(f'你输入的整数是 {num}')

a = input('请输入第一个整数: ')
b = input('请输入第二个整数: ')
print(f'a + b = {a + b}')

